1.steel spline gear shaft for car gearbox 2.Standard: ASTM, AISI, BS, DIN, JIS, NF 3. ... 100%QC Detail Feature: steel spline gear shaft for car gearbox Product Name: steel gear shaftMaterials: grey iron, ductile iron ... Origin: Ningbo, China Software for specification drawings: PDF, Auto CAD, Solid work, JPG, Proe- Standard: ASTM, AISI, BS, DIN, JIS, NF ...